Calculate the osmolarity of the oral solutions containing the following: Potassium Chloride 15 % solution 10 % glycerin and 40% sorbitol solution 1 liter (1000 mL) solution containing Sodium chloride 2.6 g Glucose 13.5 g Potassium chloride 1.5 g Sodium citrate dihydrate 2.9 g

i had this on my unit activity, i can you if you are a plato student. are you a plato student?

answer : a model is often used to explain and make things easier to understand when any scientific topic needs to be demonstrated and explained.

as in this case where a scientist wants to use a model to present the results of his detailed scientific investigation. he should do it as it will him to make the audience understand the concept in a much better way. also, it can be changed according to new scientific understandings.